help with the following

1. the number of golf balls

Question 6 (3 points) According to a survey, 43% of teenagers could recognize a picture of legendary film star John Wayne. What is the probability that a randomly-selected teenager could recognize John Wayne? 0.57 0.75 0.01 O0.43\fQuestion If [3 points] Use the binomial probability formula to find Fix]. A tennis plaver makes a successful first serve 48% of the time. If she serves 9 times, what is the probability that she gets exactlv 3 first serves in? Assume that each serve is independent of the others. \fQuestion 4 [4 points} Define the sample space for the given experiment. Three switches are observed to see whether they are in the 'off' position or 'on' position. If 'D'represents the 'off' position and '1' represents the 'on' position. write all the possible outcomes of the positions of three switches. Paragraph Question 5 [3 points} Use the binomial distribution table to find Pix}. n. : 8, p : I}. 2; P(at least 6) Question 3 [3 points] An experiment is conducted pairing the paid numbers between 60 and 80 with vowels from the English alphabet. How many outcomes are possible? Type in a number only. _*~v Question 1 [3 points} The number of golf balls ordered by a customer of a pro shop has the following distribution. Find the mean